Prof. Gillian R. Foulger

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Meeting abstracts

2021

2020

2019

2018

2017

  • Julian, B.R. and G.R. Foulger, Theoretical and Computational Frontiers in Seismic Tomography, EOS Trans. AGU, Fall Meet. Suppl., Abstract ID# 241348, 2017.
  • Foulger, G.R., A. G. Doré, D. Franke, L. Geoffroy, L. Gernigon, M. Hole, A. Hoskuldsson, B.R. Julian, N. Kusznir, F. Martinez, J.H. Natland, A. Peace, K.D. Petersen, C. Schiffer, R. Stephenson, and M.S. Stoker, A New Paradigm for New Oceans, EOS Trans. AGU, Fall Meet. Suppl., Abstract ID# 241865, 2017.
  • Gernigon, L., L. Geoffroy, A. Nasuti, G.R. Foulger and D. Franke, How did the continents break apart in the Norwegian-Greenland-Sea?, Abstract 301150, Geological Society of America Annual Meeting, Seattle, 22-25 October, 2017.
  • Julian, B.R. and G.R. Foulger, Deriving reliable geological information from seismic tomography, Abstract 303148, Geological Society of America Annual Meeting, Seattle, 22-25 October, 2017
  • Foulger, G.R., Evolution of the Greenland-Iceland-Faroes ridge, Abstract 298332, Geological Society of America Annual Meeting, Seattle, 22-25 October, 2017.
  • Foulger, G.R., M.P. Wilson, J.G. Gluyas and B.R. Julian, A Global Review of Industrially Induced Earthquakes, AAPG/SEG meeting, 15-18 October, 2017, ExCel Conference Centre, London, U.K.
  • Foulger, G.R. and B.R. Julian, Can Seismic Tomography See Mantle Plumes?, SIT21-P03, Japanese Geoscience Union Meeting 2017, May 20-25 May, Makuhari Messe, Chiba, Japan.
  • Foulger, G.R., Microseismic monitoring of geothermal systems, AAPG Geothermal Cross Over Technology Workshop, 25-26 April, 2017, Durham, U.K.
  • Foulger, G.R., Subduction Zones and Mantle Plumes, Japanese Geoscience Union Meeting 2017, May 20-25 May, Makuhari Messe, Chiba, Japan.
  • Foulger, G.R., Towards a new paradigm, North Atlantic Workshop 2017, 18-20 April, 2017, Durham, U.K.
  • Imber, J., M. Taylor, M. Callaghan, G. Castiello, G. Cooper, G.R. Foulger, E. Gregory, L. Herron J. Hoult, M. Lo, T. Love, C. Macpherson, J. Oakes, J. Phethean, A. Riches, The challenge of achieving professionalism and respect of diversity in a UK Earth Sciences department, Abstract EGU2017-14214, EGU General Assembly, Vienna, 23–28 April 2017.
  • Peace, A.L., Welford, K., Foulger, G.R., McCaffrey, K.J.W., Asymmetric rifting, breakup and magmatism across conjugate margin pairs: insights from Newfoundland to Ireland, Abstract EGU2017-575, EGU General Assembly, Vienna, 23–28 April 2017.
  • Wilson, Miles P., Gillian R. Foulger, Richard J. Davies, Jon G. Gluyas and Bruce R. Julian, Global Review of Induced and Triggered Earthquakes, British Seismology Meeting, Reading, U.K., 5 - 7 April, 2017.
  • Mhana, N., B.R. Julian, G.R. Foulger and A. Sabin, Monitoring Geothermal Reservoir Depletion Using Time-dependent Seismic Tomography, Forty-second Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, 13-15 February, 2017.
  • Schiffer, C., A. Peace, J. Phethea, L. Gernigon, K. Petersen, K. McCaffrey, G.R. Foulger, The Wilson Cycle Origin of the Jan Mayen Microplate, Yorkshire Geological Society/North Eastern Geological Society joint meeting, 28 January, 2016, Durham, U.K.
  • Foulger, G.R. and the North Atlantic Working Group, The North Atlantic: Exceptional, or the Rule?, Yorkshire Geological Society/North Eastern Geological Society joint meeting, 28 January, 2016, Durham, U.K.

2016

2015

2014

2013

2012

2011

  • Julian, B.R., G.R. Foulger, Induced Earthquakes: The Seismological State of the Art, EOS Trans. AGU, Fall Meet. Suppl., Abstract S41D-01, 2011.
  • Foulger, G.R., Plates vs. Plumes: A Geological Controversy, Gondwana 14 ‘East meets West’, Armação dos Búzios, Rio de Janeiro, Brazil, 25 - 30 September, 2011.
  • Julian, B.R., G.R. Foulger, Mapping deep structure in geothermal areas using local and regional microearthquake data, Thirty-Sixth Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, January 31 - February 2, 2011.

2010

2009

2008

2007

2006

2005

2004

2003

2002

  • Foulger, G.R., The potential of Earthscope for studying volcano-tectonic interactions, EarthScope Workshop on Active Magmatic Systems, Vancouver, Washington, October 2002.
  • Julian, B.R., G.R. Foulger and D.P. Hill, Using accurate hypocenter locations to understand volcanic earthquake mechanisms, EOS Trans. AGU, Fall Meet. Suppl., Abstract S11C-1158, 2002.
  • Dreger, D., H. Tkalcic, G.R. Foulger and B.R. Julian, Investigation for anomalous focal mechanisms, Bardarbunga, Iceland events, EOS Trans. AGU, Fall Meet. Suppl., Abstract S71C-1108, 2002.
  • Du, Z. and G.R. Foulger, Techniques for obtaining accurate starting structural models for receiver function inversion using additional data constraints, EOS Trans. AGU, Fall Meet. Suppl., Abstract S61C-1164, 2002.
  • Foulger, G.R., D.L. Anderson and J.H. Natland, The Melt Anomaly at the Iceland Volcanic Province can be Explained by Mantle Fertility in the Caledonian Suture, EOS Trans. AGU, Fall Meet. Suppl., Abstract S11A-1120, 2002.
  • Foulger, G.R., Proof of plumes, or richness of plate tectonics? EOS Trans. AGU, Fall Meet. Suppl., Abstract S71D-05, 2002.
  • Vogfjord, K.S., G. Nolet, W.G. Morgan, R.M. Allen, R. Slunga, B.H. Bergsson, P. Erlendsson, G.R. Foulger, S. Jakobsdottir, B.R. Julian, M.J. Pritchard, S. Ragnarsson and R. Stefanson, Crustal profiling in Iceland using earthquake source arrays, EOS Trans. AGU, Fall Meet. Suppl., Abstract S61C-1161, 2002.
  • Foulger, G. R., There is no plume under Iceland, The Observatory, 122, 316-320, 2002
  • Tkalcic, H., D. Dreger, Z. Du, G. Foulger and B. Julian, Complete moment tensor study for anomalous Bardarbunga volcano, Iceland event, IRIS meeting, Waikoloa Beach, Hawai'i, 2002.
  • Hamilton, W.B., D.L. Anderson, G.R. Foulger, and E.L. Winterer, Plumes do not exist, Abstract, European Geophysical Assembly meeting, Nice, France, April 2002.

2001

  • Julian, B.R. and G.R. Foulger, Detecting and resolving seismic and volcanic sources by radar interferometry, EOS Trans. AGU, Fall Meet. Suppl., Abstract G52A-01, 2001.
  • Foulger, G.R., Z.J. Du and B.R. Julian, Fine structure of Icelandic type crust: A critical re-evaluation of the plume hypothesis, EOS Trans. AGU, Fall Meet. Suppl., Abstract T12B-0920, 2001.
  • Foulger, G.R., Testing topside tectonics, NSF Earthscope Workshop, Snowbird, Utah, October 2001.
  • Foulger, G.R. and D.G. Pearson, Is there a plume in the lower mantle beneath Iceland? Seismic tomography and helium, Mineralogical Society Meeting, Durham, January 2001.

2000

  • Gunasekera, R.C., G.R. Foulger and B.R. Julian, Repeat seismic tomography reveals reservoir changes at The Geysers geothermal area, California, EOS Trans. AGU, Fall Meet. Suppl., Abstract, 2000.
  • Shen, Y., S.C. Solomon, I.T. Bjarnason, G. Nolet, W.J. Morgan, K. Vogfjord, R. Allen, S. Jakobsdottir, R. Stefansson, G.R. Foulger and B.R. Julian, Seismic evidence for a tilted mantle plume and large-scale, north-south mantle flow beneath Iceland, , EOS Trans. AGU, Fall Meet. Suppl., Abstract, 2000.
  • Foulger, G.R. and D.G. Pearson, No plume under Iceland: Seismic tomography and helium, , EOS Trans. AGU, Fall Meet. Suppl., Abstract, 2000.
  • Julian, B.R., G.R. Foulger, D.P. Hill, A.M. Pitt, P.E. Malin and E. Shalev, Earthquake mechanisms at Long Valley caldera, California, , EOS Trans. AGU, Fall Meet. Suppl., Abstract, 2000.
  • Foulger, G.R., B.R. Julian, A.M. Pitt, D.P. Hill, P.E. Malin and E. Shalev, Tomographic evidence for migration of volcanic gas beneath Mammoth Mountain, Long Valley caldera, California, between 1989 and 1997, EOS Trans. AGU, Fall Meet. Suppl., Abstract, 2000.
  • Foulger, G.R., M.J. Pritchard and B.R. Julian, Seismic images of the Iceland mantle plume, extended abstract, Plume-Lithosphere Interactions Workshop, Strasbourg, 9th-11th April, 2000.
  • Foulger, G.R., Z.J. Du, M.J. Pritchard, B.R. Julian, J.E. Evans, R.M. Allen, G. Nolet, W.J. Morgan, B. Bergsson, P. Erlendsson, S. Jakobsdottir, S. Ragnarsson, R. Stefansson and K. Vogfjord, A seismic study of the Iceland hotspot and mantle plume, GEOSCIENCE 2000 meeting, Manchester, 17-20 April, 2000.

1999

  • Foulger, G.R., B.R. Julian, D.P. Hill, A.M. Pitt, P.E. Malin and E. Shalev, Three-dimensional seismic structure of Long Valley caldera, eastern California, EOS Trans. AGU, 1999.
  • Julian, B.R., G.R. Foulger, D.P. Hill, A.M. Pitt, P.E. Malin and E. Shalev, Moment tensors of volcanic microearthquakes at Long Valley caldera, eastern California, EOS Trans. AGU, 1999.
  • Cardiff, M., Y. Shen, S. Solomon, I. Bjarnason, G. Nolet, W. Morgan, K. Vogfjord, R.M. Allen, S. Jakobsdottir, R. Stefansson, G.R. Foulger and B.R. Julian, Azimuthal dependence of mantle discontinutities near 220 and 300 km depth beneath Iceland, EOS Trans. AGU, 1999.
  • Allen, R.M., G. Nolet, W.J. Morgan, K. Vogfjord, M. Nettles, G. Ekstrom, B. Bergsson, P. Erlendsson, G.R. Foulger, S. Jakobsdottir, B.R. Julian, M.J. Pritchard, S. Ragnarsson, R. Stefansson, The Icelandic crust, EOS Trans. AGU, 1999.
  • Du, Z.J., G.R. Foulger, M.J. Pritchard, B.R. Julian, G. Nolet, W.J. Morgan, R.M. Allen, B. Bergsson, P. Erlendsson, S. Jakobsdottir, S. Ragnarsson, R. Stefansson and K. Vogfjord, Variation in the crustal structure across Iceland, EOS Trans. AGU, 1999.
  • Pritchard, M.J., G.R. Foulger, B.R. Julian, J.E. Evans, R.M. Allen, G. Nolet, W.J. Morgan, B. Bergsson, P. Erlendsson, S. Jakobsdottir, S. Ragnarsson, R. Stefansson and K. Vogfjord, A teleseismic tomography image of the Iceland mantle plume, EOS Trans. AGU, 1999.
  • Foulger, G.R., B.R. Julian, D.P. Hill, A.M. Pitt, P. Malin and E. Shalev, Three-dimensional seismic structure of Long Valley caldera, eastern California, EOS Trans. AGU, 1999.
  • Julian, B.R., G.R. Foulger, D.P. Hill, A.M. Pitt, P. Malin and E. Shalev, Moment tensors of volcanic microearthquakes at Long Valley caldera, Eastern California, EOS Trans. AGU, 1999.
  • Foulger, G.R., The Iceland plume: Now you see it, now you don’t, The Observatory, 119, 120-124, 1999
  • Julian, B.R. and G.R. Foulger, New investigations of non-double-couple earthquake mechanisms at Long Valley caldera, California, IUGG99 Conference, Birmingham, July 1999.
  • Foulger, G.R. and B.R. Julian, Variations in source type of non-double-couple earthquakes in volcanic areas, IUGG99 Conference, Birmingham, July 1999.
  • Du, Z.J. and G.R. Foulger, Variation in the crustal structure beneath northwestern Iceland, IUGG99 Conference, Birmingham, July 1999.
  • Schlindwein, V., G.R. Foulger and Z.J. Du, Crustal structure of Iceland from receiver functions, IUGG99 Conference, Birmingham, July 1999.
  • Julian, B.R. and G.R. Foulger, Monitoring volcanoes and geothermal systems with seismic tomography, IUGG99 Conference, Birmingham, July 1999.
  • Foulger, G.R., B.R. Julian, A.M. Pitt and D.P. Hill, Imaging gas beneath an active volcano using seismic tomography, IUGG99 Conference, Birmingham, July 1999.
  • Foulger, G.R., M.J. Pritchard, B.R. Julian, G. Nolet, W.J. Morgan, R.M. Allen, B.H. Bergsson, P. Erlendsson, S. Jakobsdottir, S. Ragnarsson and R. Stefansson, A teleseismic tomographic image of the Iceland mantle plume, IUGG99 Conference, Birmingham, July 1999.
  • Foulger, G.R., B.R. Julian and R.C. Gunasekera, Monitoring reservoir depletion at The Geysers geothermal area, California, using seismic tomography, IUGG99 Conference, Birmingham, July 1999.
  • Schlindwein, V., G.R. Foulger and Z.J. Du, 3D modelling of the continental crust, EUG Symposium, 1999.

1998

  • Thatcher, W., G.R. Foulger, B.R. Julian, J. Svarc and E. Quilty, Present day deformation across the Basin and Range Province, Western United States, EOS Trans. AGU, 1998.
  • Du, Z.J. and G.R. Foulger, The crustal structure of northwest Iceland from receiver functions and surface waves, EOS Trans. AGU, 1998.
  • Henderson, J.R., D.J. Barton, G.R. Foulger and I.G. Main, Correlations between b-value and fractal dimension in induced seismicity at The Geysers geothermal field, Workshop on Seismicity Patterns, Their Statistical Significance and Physical Meaning, Nikko, Japan, May 1998.
  • Allen, R.M., G. Nolet, W.J. Morgan, K. Vogfjord, B.H. Bergsson, P. Erlendsson, G.R. Foulger, S. Jakobsdottir, B.R. Julian, M. Pritchard, S. Ragnarsson, R. Stefansson, Iceland’s hot narrow plume, EGS Meeting, Nice, April 1998.
  • Foulger, G.R., How tectonic plates move, The Observatory, 118, 55-58, 1998.

1997

  • Allen, R.M., G. Nolet, W.J. Morgan, K. Vogfjord, B.H. Bergsson, P. Erlendsson, G.R. Foulger, S. Jakobsdottir, B.R. Julian, M. Pritchard, S. Ragnarsson, R. Stefansson, Crustal thickness across Iceland, EOS Trans. AGU, December 1997.
  • Pritchard, M.J., G.R. Foulger, B.R. Julian, G. Nolet, W.J. Morgan, R. Allen, P. Erlendsson, S. Ragnarsson, R. Stefansson, S. Jakobsdottir, B. Bergsson and K. Vogfjord, An initial image of the seismic structure of the Icelandic plume, EOS Trans. AGU, 1997.
  • Allen, R.M., G. Nolet, W.J. Morgan, K. Vogfjord, B.H. Bergsson, P. Erlendsson, G.R. Foulger, S. Jakobsdottir, B.R. Julian, M. Pritchard, S. Ragnarsson, R. Stefansson. Modeling focusing effects in Iceland: an alternative method of estimating plume parameters, IRIS Workshop, June 1997.
  • Allen, R.M., G. Nolet, W.J. Morgan, K. Vogfjord, B.H. Bergsson, P. Erlendsson, G.R. Foulger, S. Jakobsdottir, B.R. Julian, M. Pritchard, S. Ragnarsson, R. Stefansson. Frequency dependent focusing and seismic attenuation in low velocity regions such as Iceland, EOS Trans. AGU, 78, 1997.
  • Voelksen, C., G. Seeber and G.R. Foulger, Crustal deformations along the plate boundary in northern Iceland between 1987 and 1995, EGS meeing, Vienna, April 1997.
  • Kjartansson, E., S. Jakobsdottir, P. Erlendsson and G.R. Foulger, Digital evaluation of volcanic noise, Symposium on the eruption in Vatnajokull 1996, Geological Society of Iceland, February, 1997.

1996

  • Foulger, G.R., M.A. Hofton, and C. Voelksen, Viscoelastic modelling of post-dyking anelastic deformation in north Iceland: A new epoch of GPS measurements, EOS Trans. AGU, 77, F149, 1996.
  • Pritchard, M., B. Julian, J. Fyen, and G.R. Foulger, Evidence for a deep, low-velocity feature beneath Iceland from P-wave azimuth and slowness anomalies, EOS Trans. AGU, 77, F480, 1996.
  • Morgan, W.J., G.R. Foulger, B.R. Julian, G. Nolet, K. Vogford, R. Stefansson, S. Jakobsdottir, P. Erlendsson, S. Ragnarsson, B. Bergsson, M. Pritchard, and R. Allen, Seismological study of the Iceland hotspot: Installation of a 30-station broadband network and initial results, EOS Trans. AGU, 77, F479, 1996.
  • Kaya, O., K. Atakan, G.R. Foulger and R. Karpuz, An alternative approach to the graben systems of central western Anatolia, ILP 7th Workshop of the Task Force, Faroe Islands, August 31-September 6, 1996.
  • Foulger, G.R., C.C. Grant, A. Ross and B.R. Julian, Industrially-induced changes in Earth structure at The Geysers geothermal area, California, GAP, 6, 27, 1996.
  • Hofton, M.A. and G.R. Foulger, Postrifting anelastic deformation around the spreading plate boundary, north Iceland 2: Implications of the model derived from the 1987-1992 deformation field, GAP, 6, 6, 1996.
  • Hofton, M.A. and G.R. Foulger, Postrifting anelastic deformation around the spreading plate boundary, north Iceland 1: Modeling of the 1987-1992 deformation field using a viscoelastic Earth structure, GAP, 6, 6, 1996.
  • da Silva, H., G.R. Foulger, I.J. Barros, A. Querido, A.B. Walker and J.F.B.D. Fonseca, Seismic activity in Fogo and Brava Islands, Cape Verde, International Symposium for the Volcanic Eruption of 1995 at Fogo Island, Cape Verde, Sept. 23-25, Lisbon, Portugal, 1996.
  • Voelksen, C. and G.R. Foulger, Monitoring crustal deformation 1987 - 1995 in Iceland, Proceedings ESC meeting, Reykjavik, September 1996.
  • Julian, B.R. and G.R. Foulger, New seismological methods for monitoring volcanic processes: Crack opening, fluid motion, and fluid properties, Volcanic Hazards Meeting, Asilomar, California, April 1996.
  • Sigmundsson, F., P. Einarsson, S. Rognvaldsson, G. Foulger and G. Thorbergsson, 1994-1995 earthquake swarm at Hengill triple junction, Iceland: Triggering of earthquakes by an inflating magma chamber in a zone of horizontal shear stress? Proceedings EGS meeting, The Hague, May 1996.

1995

  • Foulger, G.R., A.M. Pitt, B.R. Julian and D.P. Hill, Three-dimensional structure of Mammoth Mtn., Long Valley caldera, from seismic tomography, EOS Trans. AGU, 76, 351, 1995.
  • Grant, C.C., B.R. Julian, G.R. Foulger and A. Ross, Progressive depletion of The Geysers geothermal field, northern California, imaged by three-dimensional seismic tomography, EOS Trans. AGU, 76, 350, 1995.
  • Hofton, M.A. and G.R. Foulger, Anelastic deformation in Iceland following the 1975-1985 Krafla rifting episode, studied using GPS, EOS Trans. AGU, 76, 156, 1995.
  • Voelksen, C., C.-H. Jahn, G. Seeber and G.R. Foulger, Crustal deformation at the mid-Atlantic ridge in northern Iceland, 1987 - 1992 revealed by GPS, Proceedings, European Geophysical Society, XX General Assembly, Hamburg, 1995.
  • Voelksen, C., C.-H. Jahn, G. Seeber and G.R. Foulger, Lithosphere dynamics in and around the neovolcanic zone of north Iceland, 1987 - 1992 revealed by GPS, European Geophysical Society XX General Assembly, Hamburg, April 1995.

1994

  • Julian, B.R. and G.R. Foulger, Identifying non-double-couple earthquakes by inverting seismic-wave amplitude ratios, EOS Trans. AGU, 75, 460, 1994.
  • Ross, A., G.R. Foulger, B.R. Julian and J.R. Evans, 3-D compressional and shear wave structure at The Geysers geothermal area, California, from local earthquake tomography, EOS Trans. AGU, 75, 422-423, 1994.
  • Miller, A.D., B.R. Julian and G.R. Foulger, Well constrained non-double-couple earthquakes at the Hengill geothermal area, S.W. Iceland, EOS Trans. AGU, 75, 446, 1994.
  • Camitz, J., F. Sigmundson, G.R. Foulger, C. Voelksen, C.-H. Jahn and P. Einarsson, Plate boundary deformation and continuing deflation of the Askja volcano, north Iceland, determined with GPS, 1987-1993, EOS Trans. AGU, 75, 165, 1994.
  • Foulger, G.R., Iceland: A close-up of the spreading plate boundary, Weeks Lecture, University of Wisconsin at Madison, May 6th 1994.
  • Foulger, G.R., B.R. Julian and A. Ross, Earthquake research at The Geysers geothermal area, California: Monitoring the impact of exploitation on the reservoir and the environment, McKelvey Forum, U.S. Geological Survey, 1994.
  • Arnott, S.K. and G.R. Foulger, The Krafla spreading segment, Iceland: 2. The accretionary stress cycle and non-shear earthquake focal mechanisms, GAP, 4, 20, April 1994.
  • Arnott, S.K. and G.R. Foulger, The Krafla spreading segment, Iceland: 1. Three-dimensional crustal structure and the spatial and temporal distribution of local earthquakes, GAP, 4, 21, Aug. 1994.
  • Miller, A.D., G.R. Foulger, B.R. Julian and J.R. Evans, Seismic tomography at the Hengill volcanic geothermal area, S.W. Iceland, Seismological Society of America Meeting, Pasadena, 1994.
  • Voelksen, C., C.-H. Jahn, G. Seeber and G.R. Foulger, Determination of recent crustal movements along the plate boundary in northern Iceland between 1987, 1990 and 1990, 1st Turkish International Symposium on Deformations, Istanbul, September 5-9, 1994.

1993

  • Foulger, G.R., M.A. Hofton and B.R. Julian, Regional aseismic post-diking deformation in NE Iceland measured using GPS, 8th Intermational Symposium on Recent Crustal Movements (CRCM ‘93), Kobe, Japan, Dec. 6-11th, 1993.
  • Evans, J.R., B.R. Julian and G.R. Foulger, Shear-wave splitting for local earthquakes at The Geysers, California, and Hengill, Iceland, EOS Trans. AGU, 403, 1993.
  • Ross, A., G.R. Foulger, B.R. Julian and J.R. Evans, 3-D compressional and shear wave structure at The Geysers geothermal area, California, from local earthquake tomography, EOS Trans. AGU, 420, 1993.
  • Hofton, M.A. and G.R. Foulger, Continued post-rifting deformation around the accretionary plate boundary, NE Iceland, EOS Trans. AGU, 193-194, 1993.
  • Miller, A.D., B.R. Julian, G.R. Foulger and J.R. Evans, Three-dimensional seismic structure of the Hengill triple junction, Iceland, from P- and S-wave local earthquake tomography, EOS Trans. AGU, 421, 1993.
  • Heki, K., G.R. Foulger, B.R. Julian and C.-H. Jahn, Plate dynamics near divergent boundaries: Geophysical implications of post-rifitng crustal deformation in NE Iceland, GAP, 3, 5, 1993.
  • Julian, B.R. and G.R. Foulger, Comparative microearthquake surveys of two geothermal systems: The Geysers, California and Hengill, Iceland, EOS Trans. AGU, 74, 207, 1993.
  • Foulger, G.R. and B.R. Julian, Regional aseismic post-diking deformation in NE Iceland detected using GPS: Viscoelastic relaxation or continued deep diking? EOS Trans. AGU, 74, 107, 1993.
  • Foulger, G.R., B.R. Julian, A.D. Miller and A. Ross, Study of non-shear earthquake mechanisms in volcanic and geothermal areas, Proceedings of the First Workshop on Volcanic Disaster Prevention, Palo Alto, California, 151-152, 8-12 March, 1993

1992

  • Julian, B.R., A.B. Prisk and G.R. Foulger, Three-dimensional structure of The Geysers geothermal area, northern Coast Ranges, California, EOS Trans. AGU, 405, 1992.
  • Foulger, G.R., B.R. Julian, A. Miller and A. Ross, Study of non-shear earthquake mechanisms in volcanic and geothermal areas, Japan-US Science and Technology Meeting (JUST), Palo Alto, California, March 1992.
  • Hodgkinson, K.M., M.A. Hofton, G.R. Foulger, P. Einarsson and F. Sigmundsson, Crustal deformation of the Hengill triple junction and isostatic movements around the Vatnajokull icecap, Iceland, using GPS, EOS Trans. AGU, 123, 1992.
  • Foulger, G.R., C.-H. Jahn, G. Seeber, M.A. Hofton, K.M. Hodgkinson, B.R. Julian and K. Heki, Stress diffusion in NE Iceland detected using GPS, and the 1992 resurvey, EOS Trans. AGU, 118, 1992.
  • Field, P.R., G.R. Foulger and R.C. Searle, Integration of gravity and tomography results to study structure at the Hengill volcanic area of SW Iceland, EOS Trans. AGU, 348, 1992.
  • Heki, K., G.R. Foulger, C.-H. Jahn, G. Seeber, P. Einarsson and B.R. Julian, Post rifting stress relaxation at the accretionary plate boundary in NE Iceland, measured using GPS, Annales Geophysicae, 10, 116, 1992.

1991

  • Julian, B.R. and G.R. Foulger, Non-double-couple earthquakes in Iceland: Are they artifacts of crustal heterogeneity? EOS Trans. AGU, 1991.
  • Foulger, G.R. and B.R. Julian, Search for non-double-couple earthquakes: The Geysers, California and Hengill-Grensdalur, Iceland re-visited, EOS Trans. AGU, 1991.
  • Jahn, C.-H., G. Seeber, G.R. Foulger and P. Einarsson, GPS epoch measurements across the mid-Atlantic plate boundary in northern Iceland 1987-1990, IUGG XX General Assembly, Vienna, August 1991.
  • Heki, K., G.R. Foulger, O. Alp and M. Ergun. The 1989 GPS campaign in SW Turkey: Data analysis, IUGG XX General Assembly, Vienna, August 1991.
  • Iyer, H.M., J.R. Evans, G.R. Foulger and B.R. Julian, Imaging deep seismic structures beneath Yellowstone, Hawaii and Iceland, present hot spot locations in three global tectonic environments, Caltech Plume Symposium, Los Angeles, April 1991.
  • Foulger, G.R., Study of crustal deformation in Iceland and Turkey using GPS Satellite Surveying, extended abstract, UKGA-15, 1991.
  • Foulger, G.R., Study of crustal deformation in Iceland and Turkey using GPS satellite surveying, Satellites and Neotectonics Meeting, University of Southampton, Feb. 1991.

1990

  • Ergun, M., M. Salk and G.R. Foulger, A GPS survey of the extending region of western Turkey. Abstracts, International Earth Sciences Congress on Aegean Regions, 135-136, 1990.

1989

  • Sigmundsson, F., M.C. Hackman, J. Johnson, R. Bilham, P. Einarsson, L.H. Bjornsson, M. Debiche, T. James, J. Morgan, A. Einarsson, B. Gudmundsson, G. Thorbergsson, G. Vigfusson and G.R. Foulger, Deformation in south Iceland 1986-1989 from GPS geodesy, EOS Trans. AGU, 70, 1053, 1989.
  • Ergun, M., R.W.C. Westaway and G.R. Foulger, A GPS survey of an area of continental extension: Western Turkey, EOS Trans. AGU, 70, 1989.
  • Arnott, S.K., G.R. Foulger and R.E. Long, Seismicity and structure of the Krafla central volcano, Iceland, EOS Trans. AGU, 70, 1202, 1989.
  • Foulger, G.R., Crustal deformation studies in Iceland and Turkey using GPS satellite geodesy, (extended abstract), Quart. J. R. Astron. Soc., 30, 335-336, 1989.
  • Foulger, G.R. and D.R. Toomey, Structure and evolution of the Hengill-Grensdalur volcanic complex, Iceland: Geology, geophysics and seismic tomography, EOS Trans. AGU, 70, 695, 1989.
  • Toomey, D.R. and G.R. Foulger, Tomographic inversion of local earthquake data from the Hengill-Grensdalur central volcano complex, Iceland, EOS Trans. AGU, 70, 711, 1989

1988

  • Rothacher, M., G. Beutler, G.R. Foulger, R. Bilham, C. Rocken and J. Beavan, Iceland 1986 GPS campaign: A complete network solution with fixed ambiguities, EOS Trans. AGU, 69, 1151, 1988.
  • Foulger, G.R., R.E. Long, P. Einarsson and A. Bjornsson, Implosive earthquake focal mechanisms on the accretionary plate boundary, Krafla, Iceland, EOS Trans. AGU, 69, 1050, 1988.
  • Robson, G., R.E. Long and G.R. Foulger, Theoretical models of non-double couple earthquakes in volcanic environments, International Workshop of Volcanic Seismology, Capri, Italy, 1988.
  • Foulger, G.R., Structure of the Hengill geothermal system from earthquake locations and tomography, International Workshop of Volcanic Seismology, Capri, Italy, 1988.
  • Foulger, G.R. and R.E. Long, Non-double couple earthquakes at the Hengill and Krafla volcanoes, Iceland, International Workshop of Volcanic Seismology, Capri, Italy, 1988.
  • Foulger, G.R., The Hengill triple junction, SW Iceland: 2. Anomalous earthquake focal mechanisms and implications for processes within the geothermal reservoir and at accretionary plate boundaries, EOS Trans. AGU, 69, 783, 1988.
  • Foulger, G.R., The Hengill triple junction, SW Iceland: 1. Tectonic structure and the spatial and temporal distribution of local earthquakes, EOS Trans. AGU, 69, 783, 1988.
  • Foulger, G.R. and R.E. Long, Microseismicity in the Krafla spreading centre: More non double-couple earthquake focal mechanisms from Iceland, UKGA-12, 1988.

1987

  • Foulger, G.R., A GPS geodetic survey of the Northern Volcanic Zone of Iceland, 1987, EOS Trans. AGU, 68, 1236, 1987.
  • Foulger, G.R., A GPS survey of Iceland and the North Atlantic, UKGA-11, 465, 1987.

1986

  • Bowin, C., E. Hernandes, R. Bilham, C. Rocken, G. Foulger, T. Dixon, S. Dinardo, M. Golombec, J. Srinivasan, B. Stephens and C. Vegos, Northern Caribbean plate boundary deformation: GPS measurements, EOS Trans. AGU, 67, 912, l986.
  • Rothacher, M., G. Beutler, G. Foulger, R. Bilham and C. Rocken, Processing of the Iceland l986 GPS data using the Bernese GPS program system, EOS Trans. AGU, 67, 913, l986.
  • Bilham, R.G., J. Levine, C. Rocken, J. Stowell, G. Foulger, K. Hurst, T. Koczynski, C. Scholz, P. Wessel, P. Einarsson, A. Bjornsson, I.T. Magnusson, G. Thorbergsson, A. Einarsson, B. Gudmundsson, T. Theodorsson, T. James, W.J. Morgan, T. Arnadottir, J. Greer, J. Daniels, D. Gudmundsson, R. Keable, S. Smith, P. Murphy and H. Bibby, Epoch GPS survey of Iceland for tectonic studies, EOS Trans. AGU, 67, 912, l986.
  • Toomey, D.R. and G.R. Foulger, A tomographic inversion of local earthquake data: Hengill-Grensdalur central volcano, Iceland, EOS Trans. AGU, 67, 1110, l986.
  • Foulger, G.R. and D.R. Toomey, 3-D crustal structure of the Hengill-Grensdalur central volcano complex, Iceland, from seismic tomography, EOS Trans. AGU, 67, 1110, l986.

1985

  • Foulger, G.R., Tensile crack formation at the Icelandic accretionary plate boundary: Anomalous earthquake focal mechanisms, EOS Trans. AGU, 66, 852, 1985.

1983

  • Foulger, G., Seismological studies of the Hengill geothermal area, S Iceland, Int. Union Geod. Geophys., Hamburg, Aug. 1983.

1981

  • Foulger, G. and P. Einarsson, Recent earthquakes in the Hengill-Hellisheidi area in S.W. Iceland, EOS Trans. AGU, 62, 17, 225, 1981.

last update 19th August, 2020